Table 2.

Relationship of the mean gait cycle duration and the mean gait acceleration amplitude with each parameter

	Mean gait cycle duration			Mean gait acceleration amplitude
	β	95% CI	p-value	β	95% CI	p-value
Disease duration	−0.100	−0.350-0.125	0.340	0.095	−0.009-0.278	0.299
MMSE	−0.049	−0.229-0.147	0.631	0.197	0.023–0.371	0.028
UPDRS III score	−0.004	−0.230-0.230	0.968	−0.327	− 0.503--0.176	< 0.001
PIGD score	−0.316	− 0.514--0.119	0.001	− 0.235	− 0.406--0.064	0.008

Data are presented as standardized regression coefficients (β weights)

MMSE Mini-Mental State Examination; UPDRS Part III score Unified Parkinson’s disease rating scale part III score; Postural instability and gait disorder (PIGD) score: the sum of UPDRS “PIGD items” 13–15, 29, and 30